hadoop-hdfs-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Colin Patrick McCabe (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-5810) Unify mmap cache and short-circuit file descriptor cache
Date Thu, 06 Feb 2014 19:32:11 GMT

     [ https://issues.apache.org/jira/browse/HDFS-5810?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Colin Patrick McCabe updated HDFS-5810:
---------------------------------------

    Attachment: HDFS-5810.016.patch

> Unify mmap cache and short-circuit file descriptor cache
> --------------------------------------------------------
>
>                 Key: HDFS-5810
>                 URL: https://issues.apache.org/jira/browse/HDFS-5810
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: hdfs-client
>    Affects Versions: 2.3.0
>            Reporter: Colin Patrick McCabe
>            Assignee: Colin Patrick McCabe
>         Attachments: HDFS-5810.001.patch, HDFS-5810.004.patch, HDFS-5810.006.patch, HDFS-5810.008.patch,
HDFS-5810.015.patch, HDFS-5810.016.patch
>
>
> We should unify the client mmap cache and the client file descriptor cache.  Since mmaps
are granted corresponding to file descriptors in the cache (currently FileInputStreamCache),
they have to be tracked together to do "smarter" things like HDFS-5182.



--
This message was sent by Atlassian JIRA
(v6.1.5#6160)

Mime
View raw message